Knife assembly of stirrer

The utility model relates to the technical field of stirring knives, in particular to a knife assembly of a stirrer, which comprises a blade and a knife shaft, the blade is fixedly connected with the knife shaft, a plurality of knife wings are arranged on the blade, knife blades are arranged on the knife wings, knife edges are arranged on the knife blades, and at least more than one notch for dividing the edged edges of the knife wings is arranged on at least more than one knife wing. The notches are used for dividing the blade wing into a plurality of blades; folded edges are arranged between the blades and the blades, and the blades are folded upwards or downwards through the folded edges, so that different angles are formed between the blades on the blades and the normal plane of the rotation center of the cutter shaft after the blades are folded. The plurality of blades are arranged on the single-layer blade, and the at least more than one cutting opening for dividing the blade wing edging edge is formed